/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */

package br.com.krossk.servlets;

import br.com.krossk.jpa.JPAFactory;
import java.io.IOException;
import java.io.PrintWriter;
import javax.persistence.EntityManager;
import javax.persistence.NoResultException;
import javax.persistence.Query;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;


/**
 *
 * @author Henrique
 */
public class LembrarSenha extends HttpServlet {
   
    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        //response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            /* TODO output your page here
            out.println("<html>");
            out.println("<head>");
            out.println("<title>Servlet LembrarSenha</title>");  
            out.println("</head>");
            out.println("<body>");
            out.println("<h1>Servlet LembrarSenha at " + request.getContextPath () + "</h1>");
            out.println("</body>");
            out.println("</html>");
            */
        } finally { 
            out.close();
        }
    } 

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        processRequest(request, response);
    } 

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
    throws ServletException, IOException {
        String email = request.getParameter("email");
        response.setContentType("text/html;windows-1252");
        PrintWriter pw = response.getWriter();
        EntityManager em = JPAFactory.getEntityManager();
        Query q = em.createQuery("SELECT u.dicaSenha FROM Usuario u WHERE u.email = :email");
        q.setParameter("email", email);
        Query s = em.createQuery("SELECT u.senha FROM Usuario u WHERE u.email = :email");
       s.setParameter("email", email);
        String senha =(String) s.getSingleResult();
        try{
            String dica =(String) q.getSingleResult();
            String frase = "A sua senha é " + senha;

         SendMail mail = new SendMail();
        mail.sendMail("krossknowledge@gmail.com", email, "Requisição de senha", frase);

            pw.print("<html>");
            pw.print("<body>");
            pw.print("A dica de senha é:<br />");
            pw.print("<font color='#0000ff'><b>"+dica+"</b></font>");
          //  pw.print("<font color='#0000ff'><b>"+email+"</b></font>");
           pw.print("<br> <br><font color='#000000'><b>Senha enviada para o e-mail "+email+"</b></font>");
            pw.print("</body>");
            pw.print("</html>");

     

        }catch(NoResultException nre){
            pw.print("<html>");
            pw.print("<body>");
            pw.print("E-mail desconhecido<br>");
            pw.print("<a href='/krossk/pages/usuario/lembreteSenha.jsp' target='_self'>Voltar</a>");
            pw.print("</body>");
            pw.print("</html>");
        }
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
